s_prj_quota_inum (reference) in projects: linux-5.19.10

52    * - s_prj_quota_inum

1424 	__le32	s_prj_quota_inum;	/* inode for tracking project quota */  member

4754 	      ino == le32_to_cpu(es->s_prj_quota_inum) ||  in __ext4_iget()

/linux-5.19.10/Documentation/filesystems/ext4/
D	special_inodes.rst	`52 * - s_prj_quota_inum`
D	super.rst	`437 - s_prj_quota_inum`
/linux-5.19.10/fs/ext4/
D	ext4.h	`1424 __le32 s_prj_quota_inum; /* inode for tracking project quota */ member`
D	super.c	`6761 le32_to_cpu(EXT4_SB(sb)->s_es->s_prj_quota_inum) in ext4_quota_enable() 6793 le32_to_cpu(EXT4_SB(sb)->s_es->s_prj_quota_inum) in ext4_enable_quotas()`
D	inode.c	`4754 ino == le32_to_cpu(es->s_prj_quota_inum) \|\| in __ext4_iget()`